Typically, the patient fasts for ten or twelve hours before the blood is drawn for the test--this is particularly important for getting a useful blood glucose measurement. CMPs are also frequently performed on nonfasting patients, but the glucose level in those cases is not as useful. The following tests are then performed:

do i need to fast for comprehensive metabolic panel blood test?

pick from the following.
[A]. no;
[B]. yes;
[B].